crash 8.0.0++ Copyright (C) 2002-2021 Red Hat, Inc. Copyright (C) 2004, 2005, 2006, 2010 IBM Corporation Copyright (C) 1999-2006 Hewlett-Packard Co Copyright (C) 2005, 2006, 2011, 2012 Fujitsu Limited Copyright (C) 2006, 2007 VA Linux Systems Japan K.K. Copyright (C) 2005, 2011, 2020-2021 NEC Corporation Copyright (C) 1999, 2002, 2007 Silicon Graphics, Inc. Copyright (C) 1999, 2000, 2001, 2002 Mission Critical Linux, Inc. Copyright (C) 2015, 2021 VMware, Inc. This program is free software, covered by the GNU General Public License, and you are welcome to change it and/or distribute copies of it under certain conditions. Enter "help copying" to see the conditions. This program has absolutely no warranty. Enter "help warranty" for details. NOTE: stdin: not a tty GNU gdb (GDB) 10.2 Copyright (C) 2021 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "x86_64-pc-linux-gnu". Type "show configuration" for configuration details. Find the GDB manual and other documentation resources online at: . For help, type "help". Type "apropos word" to search for commands related to "word"... please wait... (gathering kmem slab cache data) please wait... (gathering module symbol data) please wait... (gathering task table data) please wait... (determining panic task) KERNEL: /tmp/crash-anaysis.u0iRz/vmlinux [TAINTED] DUMPFILE: /exports/testreports/63884/testresults/runtests-zfs-rocky8.10_x86_64-rocky8.10_x86_64/oleg359-server-vmcore [PARTIAL DUMP] CPUS: 4 DATE: Sun May 17 21:44:20 EDT 2026 UPTIME: 00:08:41 LOAD AVERAGE: 1.46, 1.21, 0.65 TASKS: 252 NODENAME: oleg359-server.virtnet RELEASE: 4.18.0rh8.10-debug VERSION: #2 SMP Mon Jul 14 01:24:22 EDT 2025 MACHINE: x86_64 (2399 Mhz) MEMORY: 4.1 GB PANIC: "Kernel panic - not syncing: LBUG" PID: 14423 COMMAND: "mount.lustre" TASK: ffff8daaac200000 [THREAD_INFO: ffff8daaac200000] CPU: 0 STATE: TASK_RUNNING (PANIC) Setting scroll off while initializing PyKdump /usr/local/crash/mpykdump.so: shared object loaded ./lustre.so: shared object loaded mod: cannot find or load object file for sha512_generic module mod: cannot find or load object file for sha512_ssse3 module mod: cannot find or load object file for dm_mod module mod: cannot find or load object file for dm_log module mod: cannot find or load object file for dm_region_hash module mod: cannot find or load object file for dm_mirror module mod: cannot find or load object file for libata module mod: cannot find or load object file for serio_raw module mod: cannot find or load object file for ghash_clmulni_intel module mod: cannot find or load object file for crct10dif_pclmul module mod: cannot find or load object file for ata_generic module mod: cannot find or load object file for i2c_piix4 module mod: cannot find or load object file for ata_piix module mod: cannot find or load object file for pcspkr module mod: cannot find or load object file for rapl module mod: cannot find or load object file for intel_rapl_msr module mod: cannot find or load object file for crc32c_intel module mod: cannot find or load object file for dns_resolver module mod: cannot find or load object file for crc32_pclmul module mod: cannot find or load object file for squashfs module mod: cannot find or load object file for sb_edac module mod: cannot find or load object file for rpcsec_gss_krb5 module mod: cannot find or load object file for intel_rapl_common module mod: cannot find or load object file for nfsv4 module mod: cannot find or load object file for auth_rpcgss module MODULE NAME BASE SIZE OBJECT FILE ffffffffc043d000 fld ffffffffc0428000 135168 /tmp/crash-anaysis.u0iRz/modules/fld.ko ffffffffc044c280 ec ffffffffc044a000 16384 /tmp/crash-anaysis.u0iRz/modules/ec.ko mod: cannot find or load object file for spl module mod: cannot find or load object file for zfs module ffffffffc0dad4c0 libcfs ffffffffc0d8d000 225280 /tmp/crash-anaysis.u0iRz/modules/libcfs.ko ffffffffc0e9ce00 lnet ffffffffc0dc5000 1466368 /tmp/crash-anaysis.u0iRz/modules/lnet.ko ffffffffc0f56b80 ksocklnd ffffffffc0f2c000 278528 /tmp/crash-anaysis.u0iRz/modules/ksocklnd.ko ffffffffc10b2dc0 obdclass ffffffffc0f71000 4362240 /tmp/crash-anaysis.u0iRz/modules/obdclass.ko ffffffffc162f480 ptlrpc ffffffffc139b000 4222976 /tmp/crash-anaysis.u0iRz/modules/ptlrpc.ko ffffffffc17f2780 ptlrpc_gss ffffffffc17a3000 528384 /tmp/crash-anaysis.u0iRz/modules/ptlrpc_gss.ko ffffffffc1837bc0 fid ffffffffc1825000 126976 /tmp/crash-anaysis.u0iRz/modules/fid.ko ffffffffc1880fc0 lmv ffffffffc1845000 368640 /tmp/crash-anaysis.u0iRz/modules/lmv.ko ffffffffc1916e80 osc ffffffffc18a0000 724992 /tmp/crash-anaysis.u0iRz/modules/osc.ko ffffffffc19a9640 lov ffffffffc1952000 548864 /tmp/crash-anaysis.u0iRz/modules/lov.ko ffffffffc1a21980 mdc ffffffffc19d9000 454656 /tmp/crash-anaysis.u0iRz/modules/mdc.ko ffffffffc1a64b80 mgc ffffffffc1a49000 180224 /tmp/crash-anaysis.u0iRz/modules/mgc.ko ffffffffc1a985c0 obdecho ffffffffc1a76000 229376 /tmp/crash-anaysis.u0iRz/modules/obdecho.ko ffffffffc1b773c0 lfsck ffffffffc1aaf000 1163264 /tmp/crash-anaysis.u0iRz/modules/lfsck.ko ffffffffc1c43d00 lquota ffffffffc1bcc000 729088 /tmp/crash-anaysis.u0iRz/modules/lquota.ko ffffffffc1ceab80 osd_zfs ffffffffc1c7f000 659456 /tmp/crash-anaysis.u0iRz/modules/osd_zfs.ko ffffffffc1d84540 mgs ffffffffc1d21000 626688 /tmp/crash-anaysis.u0iRz/modules/mgs.ko ffffffffc1e57880 mdd ffffffffc1dbb000 933888 /tmp/crash-anaysis.u0iRz/modules/mdd.ko ffffffffc1fb24c0 mdt ffffffffc1ea0000 1679360 /tmp/crash-anaysis.u0iRz/modules/mdt.ko ffffffffc20e7a00 lod ffffffffc203b000 1060864 /tmp/crash-anaysis.u0iRz/modules/lod.ko ffffffffc21a6480 ofd ffffffffc213f000 634880 /tmp/crash-anaysis.u0iRz/modules/ofd.ko ffffffffc2238380 osp ffffffffc21db000 581632 /tmp/crash-anaysis.u0iRz/modules/osp.ko ffffffffc239e100 lustre ffffffffc226a000 1900544 /tmp/crash-anaysis.u0iRz/modules/lustre.ko lustre_walk_cpus(0, 5, 1) cmd p (*cfs_trace_data[0])[0].tcd.tcd_cur_pages // p (*cfs_trace_data[0])[0].tcd.tcd_pages.next lustre_walk_trace_pages(0, 5, 0xffff8da981af6c08) lustre_walk_cpus(0, 5, 2) cmd p (*cfs_trace_data[0])[0].tcd.tcd_cur_daemon_pages // p (*cfs_trace_data[0])[0].tcd.tcd_daemon_pages.next lustre: Dumped 1024 debug pages from type 0 - CPU 0 lustre_walk_cpus(1, 5, 1) cmd p (*cfs_trace_data[0])[1].tcd.tcd_cur_pages // p (*cfs_trace_data[0])[1].tcd.tcd_pages.next lustre_walk_trace_pages(1, 5, 0xffff8daa8712d108) lustre_walk_cpus(1, 5, 2) cmd p (*cfs_trace_data[0])[1].tcd.tcd_cur_daemon_pages // p (*cfs_trace_data[0])[1].tcd.tcd_daemon_pages.next lustre: Dumped 1024 debug pages from type 0 - CPU 1 lustre_walk_cpus(2, 5, 1) cmd p (*cfs_trace_data[0])[2].tcd.tcd_cur_pages // p (*cfs_trace_data[0])[2].tcd.tcd_pages.next lustre_walk_trace_pages(2, 5, 0xffff8daaa0b73b88) lustre_walk_cpus(2, 5, 2) cmd p (*cfs_trace_data[0])[2].tcd.tcd_cur_daemon_pages // p (*cfs_trace_data[0])[2].tcd.tcd_daemon_pages.next lustre: Dumped 1024 debug pages from type 0 - CPU 2 lustre_walk_cpus(3, 5, 1) cmd p (*cfs_trace_data[0])[3].tcd.tcd_cur_pages // p (*cfs_trace_data[0])[3].tcd.tcd_pages.next lustre_walk_trace_pages(3, 5, 0xffff8daa862a9508) lustre_walk_cpus(3, 5, 2) cmd p (*cfs_trace_data[0])[3].tcd.tcd_cur_daemon_pages // p (*cfs_trace_data[0])[3].tcd.tcd_daemon_pages.next lustre: Dumped 1024 debug pages from type 0 - CPU 3 lustre_walk_cpus(0, 5, 1) cmd p (*cfs_trace_data[1])[0].tcd.tcd_cur_pages // p (*cfs_trace_data[1])[0].tcd.tcd_pages.next lustre_walk_trace_pages(0, 5, 0xffff8daaac217708) lustre_walk_cpus(0, 5, 2) cmd p (*cfs_trace_data[1])[0].tcd.tcd_cur_daemon_pages // p (*cfs_trace_data[1])[0].tcd.tcd_daemon_pages.next lustre: Dumped 1 debug pages from type 1 - CPU 0 lustre_walk_cpus(1, 5, 1) cmd p (*cfs_trace_data[1])[1].tcd.tcd_cur_pages // p (*cfs_trace_data[1])[1].tcd.tcd_pages.next lustre_walk_trace_pages(1, 5, 0xffff8daa903d3968) lustre_walk_cpus(1, 5, 2) cmd p (*cfs_trace_data[1])[1].tcd.tcd_cur_daemon_pages // p (*cfs_trace_data[1])[1].tcd.tcd_daemon_pages.next lustre: Dumped 1 debug pages from type 1 - CPU 1 lustre_walk_cpus(2, 5, 1) cmd p (*cfs_trace_data[1])[2].tcd.tcd_cur_pages // p (*cfs_trace_data[1])[2].tcd.tcd_pages.next lustre_walk_trace_pages(2, 5, 0xffff8daa9209c488) lustre_walk_cpus(2, 5, 2) cmd p (*cfs_trace_data[1])[2].tcd.tcd_cur_daemon_pages // p (*cfs_trace_data[1])[2].tcd.tcd_daemon_pages.next lustre: Dumped 1 debug pages from type 1 - CPU 2 lustre_walk_cpus(3, 5, 1) cmd p (*cfs_trace_data[1])[3].tcd.tcd_cur_pages // p (*cfs_trace_data[1])[3].tcd.tcd_pages.next lustre_walk_cpus(3, 5, 2) cmd p (*cfs_trace_data[1])[3].tcd.tcd_cur_daemon_pages // p (*cfs_trace_data[1])[3].tcd.tcd_daemon_pages.next lustre: Dumped 0 debug pages from type 1 - CPU 3 lustre_walk_cpus(0, 5, 1) cmd p (*cfs_trace_data[2])[0].tcd.tcd_cur_pages // p (*cfs_trace_data[2])[0].tcd.tcd_pages.next lustre_walk_cpus(0, 5, 2) cmd p (*cfs_trace_data[2])[0].tcd.tcd_cur_daemon_pages // p (*cfs_trace_data[2])[0].tcd.tcd_daemon_pages.next lustre: Dumped 0 debug pages from type 2 - CPU 0 lustre_walk_cpus(1, 5, 1) cmd p (*cfs_trace_data[2])[1].tcd.tcd_cur_pages // p (*cfs_trace_data[2])[1].tcd.tcd_pages.next lustre_walk_cpus(1, 5, 2) cmd p (*cfs_trace_data[2])[1].tcd.tcd_cur_daemon_pages // p (*cfs_trace_data[2])[1].tcd.tcd_daemon_pages.next lustre: Dumped 0 debug pages from type 2 - CPU 1 lustre_walk_cpus(2, 5, 1) cmd p (*cfs_trace_data[2])[2].tcd.tcd_cur_pages // p (*cfs_trace_data[2])[2].tcd.tcd_pages.next lustre_walk_cpus(2, 5, 2) cmd p (*cfs_trace_data[2])[2].tcd.tcd_cur_daemon_pages // p (*cfs_trace_data[2])[2].tcd.tcd_daemon_pages.next lustre: Dumped 0 debug pages from type 2 - CPU 2 lustre_walk_cpus(3, 5, 1) cmd p (*cfs_trace_data[2])[3].tcd.tcd_cur_pages // p (*cfs_trace_data[2])[3].tcd.tcd_pages.next lustre_walk_cpus(3, 5, 2) cmd p (*cfs_trace_data[2])[3].tcd.tcd_cur_daemon_pages // p (*cfs_trace_data[2])[3].tcd.tcd_daemon_pages.next lustre: Dumped 0 debug pages from type 2 - CPU 3 lustre: Dumped 4099 total debug pages from 4 CPUs to /tmp/crash-anaysis.u0iRz/lustre.bin